diff --git a/src/fwrite_le.c b/src/fwrite_le.c
index 20cc7fb..0fe8ec6 100644
--- a/src/fwrite_le.c
+++ b/src/fwrite_le.c
@@ -16,6 +16,11 @@ void reorder_le_be(
 	uint8_t* bytes,
 #endif
 	size_t count, size_t step) {
+
+	if (step == 1) {
+		return;
+	}
+
 	for (size_t i = 0; i < count; i += step) {
 		const size_t div_size = step / 2;
 		for (size_t j = 0; j < div_size; j++) {
@@ -41,11 +46,12 @@ size_t fwrite_le(void* ptr, size_t size, size_t count, FILE* stream) {
 		return 0;
 
 	int endianness = detect_endianness();
-	if (endianness == UNSUPPORTED_ENDIANNESS) {
+	if (size == 1 || endianness == DETECTED_LITTLE_ENDIAN)
+		return fwrite(ptr, size, count, stream);
+	else if (endianness == UNSUPPORTED_ENDIANNESS) {
 		fprintf(stderr, "Unsupported endianness\n");
 		exit(EXIT_FAILURE);
-	} else if (endianness == DETECTED_LITTLE_ENDIAN)
-		return fwrite(ptr, size, count, stream);
+	}
 
 	// case: big-endian
 	size_t bytes_count = size * count;